view mod_auth_ldap2/mod_auth_ldap2.lua @ 5472:b80b6947b079

mod_http_oauth2: Always show early errors to user Before having validated the client_id, communicating an error back to the client via redirect would make this an open redirect, so we may just as well skip past that logic, and especially the warning log message.
author Kim Alvefur <zash@zash.se>
date Thu, 18 May 2023 13:43:17 +0200
parents f2b29183ef08
children
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-- vim:sts=4 sw=4

-- Prosody IM
-- Copyright (C) 2008-2010 Matthew Wild
-- Copyright (C) 2008-2010 Waqas Hussain
-- Copyright (C) 2012 Rob Hoelz
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--
-- http://code.google.com/p/prosody-modules/source/browse/mod_auth_ldap/mod_auth_ldap.lua
-- adapted to use common LDAP store

local ldap     = module:require 'ldap';
local new_sasl = require 'util.sasl'.new;
local jsplit   = require 'util.jid'.split;

if not ldap then
    return;
end

local provider = {}

function provider.test_password(username, password)
    return ldap.bind(username, password);
end

function provider.user_exists(username)
    local params = ldap.getparams()

    local filter = ldap.filter.combine_and(params.user.filter, params.user.usernamefield .. '=' .. username);

    return ldap.singlematch {
        base   = params.user.basedn,
        filter = filter,
    };
end

function provider.get_password(username)
    return nil, "Passwords unavailable for LDAP.";
end

function provider.set_password(username, password)
    return nil, "Passwords unavailable for LDAP.";
end

function provider.create_user(username, password)
    return nil, "Account creation/modification not available with LDAP.";
end

function provider.get_sasl_handler()
    local testpass_authentication_profile = {
        plain_test = function(sasl, username, password, realm)
            return provider.test_password(username, password), true;
        end,
        mechanisms = { PLAIN = true },
    };
    return new_sasl(module.host, testpass_authentication_profile);
end

function provider.is_admin(jid)
    local username, userhost = jsplit(jid);
    if userhost ~= module.host then
        return false;
    end
    local admin_config = ldap.getparams().admin;

    if not admin_config then
        return;
    end

    local ld       = ldap:getconnection();
    local filter   = ldap.filter.combine_and(admin_config.filter, admin_config.namefield .. '=' .. username);

    return ldap.singlematch {
        base   = admin_config.basedn,
        filter = filter,
    };
end

module:provides("auth", provider);